Operating instructions SF SCF frequency inverter

1 SCF. frequency inverter Operating instructions EN. (13466146). Copyright 2013 - 2005 Lenze AC Tech Corporation All rights reserved. No part of this manual may be reproduced or transmitted in any form without written permission from Lenze AC Tech Corporation. The information and technical data in this manual are subject to change without notice. Lenze AC Tech Corporation makes no warranty of any kind with respect to this material, including, but not limited to, the implied warranties of it's merchantability and fitness for a given purpose. Lenze AC Tech Corporation assumes no responsibility for any errors that may appear in this manual.

2 All information given in this documentation has been carefully selected and tested for compliance with the hardware and software described. Nevertheless, discrepancies cannot be ruled out. We do not accept any responsibility nor liability for damages that may occur. Any necessary corrections will be implemented in subsequent editions. This document printed in the United States Contents 1 Safety Information----------------------------- --------------------------- 4. Products Covered in this Manual---------------------------------- ---- 4. Product Changes--------------------------------- ------------------------- 4.

3 Warranty-------------------------------- ------------------------------------ 4. Receiving------------------------------- ------------------------------------- 4. Safety Information----------------------------- --------------------------- 5. Customer Modification---------------------------- ---------------------- 7. 2 Technical Data------------------------------------ ------------------------- 8. SCF Dimensions------------------------------ ----------------------------- 8. SCF Model Designation Code------------------------------------ ------11. SCF Specifications-------------------------- ------------------------------11.

4 SCF Ratings--------------------------------- -------------------------------12. 3 Installation---------------------------- -------------------------------------14. Standard Installation---------------------------- ------------------------14. Input AC Power Requirements---------------------------- ------------15. Power Wiring---------------------------------- ----------------------------18. SCF Power Wiring Diagram--------------------------------- -----------19. Control Wiring---------------------------------- --------------------------20. SCF Control Wiring Diagrams-------------------------------- ----------23.

5 4 Commissioning--------------------------- --------------------------------28. Initial Power-Up and Motor Rotation-------------------------------- 28. Programming the SCF Drive----------------------------------- --------29. Parameter Menu------------------------------------ ----------------------33. Description of Parameters------------------------------ ---------------36. 5 Troubleshooting and Diagnostics----------------------------- -------51. Troubleshooting------------------------- ---------------------------------51. SCF Display Messages-------------------------------- -------------------53.

6 A Through-Hole Mount Option---------------------------------- --------55. B PI Setpoint Control Option---------------------------------- -----------59. Direct Acting vs. Reverse Acting Systems---------------------------59. Feedback Devices--------------------------------- ------------------------59. Setpoint References------------------------------ ------------------------60. Additions to the Standard Parameter Menu-----------------------60. Description of PI Parameters------------------------------ ------------61. Description of Other Parameters------------------------------ -------64.

7 SCF Series PI Control Wiring Examples------------------------------65 . Tuning the PI Control--------------------------------- -------------------67. Additional Status Displays-------------------------------- -------------67. Lenze 13466146 EDBSF01 v24 EN 3. 1 Safety Information 1 Safety Information Products Covered in this Manual This manual covers the Lenze AC Tech SCF Series Variable frequency Drive. INPUT POWER. TERMINALS. ELECTRONIC. PROGRAMMING. MODULE (EPM). 3-DIGIT LED. PROGRAMMING DISPLAY. BUTTONS. CONTROL. TERMINAL. STRIP. OUTPUT (MOTOR). DC BUS. TERMINALS. TERMINALS.

8 Product Changes Lenze AC Tech Corporation reserves the right to discontinue or make modifications to the design of its products without prior notice, and holds no obligation to make modifications to products sold previously. Lenze AC Tech Corporation also holds no liability for losses of any kind which may result from this action. Instruction manuals with the most up-to-date information are available for download from the Lenze website ( ). Warranty Lenze AC Tech Corporation warrants the SCF Series AC motor control to be free of defects in material and workmanship for a period 24 months from date of shipment from Lenze Americas'.

9 Factory. If an SCF motor control, under normal use, becomes defective within the stated warranty time period, contact the Lenze Americas Service Department for instructions on obtaining a warranty replacement unit. Lenze AC Tech Corporation reserves the right to make the final determination as to the validity of a warranty claim, and sole obligation is to repair or replace only components that have been rendered defective due to faulty material or workmanship. No warranty claim will be accepted for components which have been damaged due to mishandling, improper installation, unauthorized repair and/or alteration of the product, operation in excess of design specifications or other misuse, or improper maintenance.

10 Lenze AC Tech Corporation makes no warranty that its products are compatible with any other equipment, or to any specific application, to which they may be applied and shall not be held liable for any other consequential damage or injury arising from the use of its products. This warranty is in lieu of all other warranties, expressed or implied. No other person, firm or corporation is authorized to assume, for Lenze AC Tech Corporation, any other liability in connection with the demonstration or sale of its products. Receiving Inspect all cartons for damage which may have occurred during shipping.